Ichibei is assigned by Shogun Tokugawa to prevent the sale of a Dutch ships-load of rifles to the hostile Shogun Satsuma. On his mission he meets a cowardly Ronin who becomes his assistant, as well as a female spy and a female warrior...

The second Bounty Hunter film, when master killer Shikoro Ichibei takes up the cause of a group of farmers being driven to despair by the vile Lord Ozeki. The villainous lord has driven them to mounting their last stand at a deserted fort against an army of attackers. Wakayama Tomisaburo is superb as an expert in killing and military tactics, who leaves his medical practice at a clinic for the poor in order to counter the vicious tactics of that vile lord.

The third movie following the exploits of bounty hunter Shikoro Ichibei. The theft of almost a half ton of gold from the shogunate's official mine threatens to bankrupt the government of Japan. Despite a desperate search the gold has not been found, causing officials of the Tokugawa bakufu to call on their most skillful secret agent, Shikoro Ichibei.